Sales for all The Little Engine That Could™ books published by Penguin Young Readers Group exceed 20 million copies.

The Little Engine’s repeated refrain of “I think I can™” has become a
symbolic representation of healthy childhood development,
encouraging children to believe in themselves, demonstrate bravery,
and build self-confidence.

Passed from parent to child, The Little Engine That Could™ has
become an American icon, both inspiring and
entertaining generation after generation.

With more than 35 titles in a variety of formats published by Penguin Young Readers Group, the story of the brave Little Blue Engine is accessible to readers of all ages.

The Little Engine That Could™ has a Q Score of 37 and a familiarity of 91% among mothers of children ages 2-5, outpacing Thomas the Tank Engine, The Pokey Little Puppy, and other classics.

The Little Engine That Could™ was Dolly Parton’s favorite book as a child. Her non-profit organization, The Dollywood Foundation’s Imagination Library, has distributed more than 1 million copies of The Little Engine That Could™ as a part of their literacy program.